The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 26, 1977
Filed:
May. 03, 1968
Applicant:
Inventor:
Anselm Wachtel, Parlin, NJ (US);
Assignee:
Westinghouse Electric Corporation, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
2523 / ;
Abstract
The luminescent composition alkaline-earth metal halophosphate activated by divalent europium. The phosphor composition is very efficiently excited by ultraviolet to generate blue-green or blue radiations. The exact peak emission and half-width of the emission is determined by the particular alkaline-earth metal and halogen utilized.
Wachtel, Anselm. (1977). Alkaline-earth metal halophosphate luminescent composition activated by (U.S. Patent No. 4038204). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4038204
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile